diff --git a/src/jwtauth/admin.py b/src/jwtauth/admin.py
index 342523a..0441cbf 100644
--- a/src/jwtauth/admin.py
+++ b/src/jwtauth/admin.py
@@ -3,7 +3,7 @@ from django.contrib.auth.models import Group
 from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
 from .forms import UserCreationForm, UserChangeForm
 
-from .models import CustomUser, Profile, RefreshToken
+from .models import CustomUser, Profile, RefreshToken, QRCode
 
 
 class UserAdmin(BaseUserAdmin):
@@ -39,4 +39,5 @@ admin.site.register(CustomUser, UserAdmin)
 admin.site.unregister(Group)
 
 admin.site.register(RefreshToken)
-admin.site.register(Profile)
\ No newline at end of file
+admin.site.register(Profile)
+admin.site.register(QRCode)
\ No newline at end of file
diff --git a/src/jwtauth/views.py b/src/jwtauth/views.py
index 575784c..7209bc8 100644
--- a/src/jwtauth/views.py
+++ b/src/jwtauth/views.py
@@ -221,7 +221,8 @@ class ProfileListAPIView(ListAPIView):
 
 class QRCodeRetrieveAPIView(RetrieveAPIView):
     serializer_class = QRCodeSerializer
-    queryset = QRCodeRepository.all()
+    # queryset = QRCodeRepository.all()
+    permission_classes = [IsAuthenticated]
 
     def get_object(self):
         return QRCodeRepository.get(self.request.user)